Home / 1,191,193.44-1,643,760.59-674,957.56

Finding the Fourth Proportional to 1,191,193.44, 1,643,760.59 and 674,957.56

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Solution

The fourth proportional to 1,191,193.44, 1,643,760.59 and 674,957.56 is: 931,392.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,191,193.44 : 1,643,760.59 = 674,957.56 : x
  2. Step 2: Convert to fraction form
    1,191,193.44/1,643,760.59 = 674,957.56/x
  3. Step 3: Cross multiply
    1,191,193.44x = 1,643,760.59 × 674,957.56
  4. Step 4: Simplify right side
    1,191,193.44x = 1,109,468,636,445.06
  5. Step 5: Solve for x
    x = 1,109,468,636,445.06/1,191,193.44
  6. Step 6: Final answer
    x = 931,392.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.